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Table 4 Change in EEG power and connectivity after administration of drug vs placebo

From: A randomized, placebo-controlled, cross-over trial of ketamine in Rett syndrome

Measure

Fixed Effect: Drug vs Placebo

Frequency Band

Coefficient

(95% CI)

P-value

Left Frontal Power

 Delta

−0.005

(−0.11, 0.10)

p = 0.92

 Theta

−0.02

(−0.09, 0.05)

p = 0.59

 Alpha

0.02

(−0.05, 0.08)

p = 0.62

 Beta

0.14

(0.06, 0.22)

p = 0.001

 Gamma

0.24

(0.14, 0.33)

p < 0.001

 1/f

0.006

(0.002, 0.01)

p = 0.004

Right Frontal Power

 Delta

−0.04

(−0.27, 0.06)

p = 0.55

 Theta

−0.10

(−0.10, 0.06)

p = 0.23

 Alpha

−0.04

(−0.18, 0.10)

p = 0.58

 Beta

0.07

(−0.09, 0.23)

p = 0.40

 Gamma

0.13

(−0.05, 0.31)

p = 0.23

 1/f

0.004

(−0.001, 0.009)

p = 0.09

Frontal–Temporal connectivity

 

 Delta

0.04

(0.001, 0.08)

p = 0.04

 Theta

0.02

(−0.03, 0.07)

p = 0.32

 Alpha

0.01

(−0.03, 0.06)

p = 0.57

 Beta

−0.01

(−0.03, 0.003)

p = 0.10

 Gamma

−0.01

(−0.03, 0.01)

p = 0.28

Anterior–Posterior connectivity

 

 Delta

−0.07

(−0.13, −0.01)

p = 0.03

 Theta

−0.06

(−0.12, 0.001)

p = 0.05

 Alpha

0.02

(−0.01, 0.05)

p = 0.15

 Beta

−0.005

(−0.02, 0.01)

p = 0.49

 Gamma

−0.004

(−0.02, 0.01)

p = 0.64

Left–Right connectivity

  

 Delta

−0.01

(−0.05, 0.03)

p = 0.50

 Theta

−0.07

(−0.02, 0.03)

p = 0.34

 Alpha

0.02

(−0.02, 0.05)

p = 0.24

 Beta

−0.01

(−0.05, 0.03)

p = 0.50

 Gamma

−0.02

(−0.05, 0.02)

p = 0.28